<template>
  <div class="editable-element-audio" :class="{ 'lock': elementInfo.lock }" :style="{
    top: elementInfo.top + 'px',
    left: elementInfo.left + 'px',
    width: elementInfo.width + 'px',
    height: elementInfo.height + 'px'
  }">
    <div class="rotate-wrapper" :style="{ transform: `rotate(${elementInfo.rotate}deg)` }">
      <div class="element-content" v-contextmenu="contextmenu" @mousedown="$event => handleSelectElement($event)">
        <IconVolumeNotice class="audio-icon" :style="{
          fontSize: audioIconSize,
          color: elementInfo.color
        }" />
        <!-- 音频的播放器 -->
        <AudioPlayer class="audio-player" v-if="handleElementId === elementInfo.id" :style="{ ...audioPlayerPosition }"
          :src="elementInfo.src" :loop="elementInfo.loop" :scale="canvasScale" @mousedown.stop />
      </div>
    </div>
  </div>
</template>

<script setup lang="ts">
import { defineProps, PropType, computed } from 'vue'
import { storeToRefs } from 'pinia'
import { useMainStore } from '@/store/main'
import { useSlidesStore } from '@/store/slides'
import { PPTAudioElement } from '@/types/slides'
import { ContextmenuItem } from '@/components/Contextmenu/types'
import { VIEWPORT_SIZE } from '@/configs/canvas'

import AudioPlayer from './AudioPlayer.vue'

const props = defineProps({
  elementInfo: {
    type: Object as PropType<PPTAudioElement>,
    required: true
  },
  selectElement: {
    type: Function as PropType<(e: MouseEvent, element: PPTAudioElement, canMove?: boolean) => void>,
    required: true
  },
  contextmenu: {
    type: Function as PropType<() => ContextmenuItem[] | null>
  }
})

const { canvasScale, handleElementId } = storeToRefs(useMainStore())
const { viewportRatio } = storeToRefs(useSlidesStore())

const audioIconSize = computed(() => {
  return Math.min(props.elementInfo.width, props.elementInfo.height) + 'px'
})
const audioPlayerPosition = computed(() => {
  const canvasWidth = VIEWPORT_SIZE
  const canvasHeight = VIEWPORT_SIZE * viewportRatio.value

  const audioWidth = 280 / canvasScale.value
  const audioHeight = 50 / canvasScale.value

  const elWidth = props.elementInfo.width
  const elHeight = props.elementInfo.height
  const elLeft = props.elementInfo.left
  const elTop = props.elementInfo.top

  let left = 0
  let top = elHeight

  if (elLeft + audioWidth >= canvasWidth) left = elWidth - audioWidth
  if (elTop + elHeight + audioHeight >= canvasHeight) top = -audioHeight

  return {
    left: left + 'px',
    top: top + 'px'
  }
})

const handleSelectElement = (e: MouseEvent) => {
  if (props.elementInfo.lock) return
  e.stopPropagation()
  props.selectElement(e, props.elementInfo)
}
</script>

<style lang="scss" scoped>
.editable-element-audio {
  position: absolute;

  &.lock .audio-icon {
    cursor: default;
  }
}

.rotate-wrapper {
  width: 100%;
  height: 100%;
}

.element-content {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.audio-icon {
  cursor: move;
}

.audio-player {
  position: absolute;
}
</style>